From the FDA Drug Label
DIRECTIONS Follow dosage below or use as directed by a physician. do not take more than 6 doses in any 24-hour period. age dose adults and children 12 years and over10 to 20 mL (2 to 4 teaspoonfuls) every 4 hours children 6 years to under 12 years5 to 10 mL (1 to 2 teaspoonfuls) every 4 hours children 2 to under 6 years of age2.5 to 5 mL (½ to 1 teaspoonful) every 4 hours children under 2 years of ageconsult a physician
The standard dose for cough syrup is:
- 10 to 20 mL (2 to 4 teaspoonfuls) every 4 hours for adults and children 12 years and over 1
- 5 to 10 mL (1 to 2 teaspoonfuls) every 4 hours for children 6 years to under 12 years 1
- 2.5 to 5 mL (½ to 1 teaspoonful) every 4 hours for children 2 to under 6 years of age 1
- For children under 2 years of age, a physician should be consulted 1
From the Research
The standard dose for cough syrup cannot be recommended without knowing the specific active ingredients and the patient's age, weight, and medical conditions, and it is essential to follow the dosing instructions on the product packaging or consult with a healthcare provider or pharmacist. If you're referring to a cough syrup, it's crucial to use the correct medication name to provide accurate dosing information. Common over-the-counter cough syrups include dextromethorphan-based products, guaifenesin products, or combination medications. For any cough medication, dosing typically depends on the specific active ingredients, the patient's age, weight, and other medical conditions 2.
Some studies have investigated the efficacy of cough syrups, such as a study published in 2022, which discussed the differential diagnosis and treatment of acute and chronic cough, but did not provide specific dosing information for cough syrups 3. Another study from 2016 evaluated the effect of combining natural active compounds with thymol in the treatment of cough in respiratory tract infections, but also did not provide standard dosing information for cough syrups 4.
It's also important to note that the effectiveness of cough syrups can vary depending on the specific ingredients and the individual patient's response, as seen in a study from 2000 that found little evidence to support the efficacy of dextromethorphan in patients with cough associated with acute upper respiratory tract infection 5. Taking the wrong dose or misidentifying a medication could lead to ineffective treatment or potential harm. If you're experiencing a cough, it's also helpful to stay hydrated, use a humidifier, and avoid irritants like smoke. Please clarify the specific medication you're asking about for accurate dosing information.
In general, it's recommended to follow the dosing instructions on the product packaging or consult with a healthcare provider or pharmacist to determine the appropriate dose for a specific cough syrup, as they can assess the individual patient's needs and provide personalized guidance 6.